Public Charity

RIVERDALE SCHOOL DISTRICT FOUNDATION

RIVERDALE SCHOOL DISTRICT FOUNDATION is a private foundation categorized as Public Charity based in LAKE OSWEGO, OR. Its most recent IRS filing (2025) reports revenue of $1.2M, expenses of $1.2M, total assets of $1.0M. Imperigo tracks 6 reported grants from this foundation totaling approximately $7.9M.

EIN: 943187982 LAKE OSWEGO, OR Private Grantmaking Foundations NTEE: T20 Latest filing: 2025
Total Revenue$1.2M
Total Expenses$1.2M
Total Assets$1.0M
Grants Given6
Grant Total$7.9M
Filing Years2021–2025

Mission

TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING FROM STATE AND LOCAL OPTION REVENUES AND THE ANNUAL OPERATING BUDGET OF THE RIVERDALE SCHOOL DISTRICT. FUNDS RAISED FROM OUR ANNUAL CAMPAIGNS MAINTAIN SMALL CLASS SIZES AND THE BREADTH OF PROGRAMS THAT HAVE SET THE STANDARD FOR EXCEPTIONAL EDUCATION IN OREGON.

Sample Grants Given

RIVERDALE SCHOOL DISTRICT 51J
PORTLAND, OR · 2024
TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING AND LOCAL OPTION REVENUES AND THE ACTUAL COST OF RIVERDALE'S EXCEPTIONAL EDUCATION.
$1,100,000
RIVERDALE SCHOOL DISTRICT 51J
PORTLAND, OR · 2023
TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING AND LOCAL OPTION REVENUES AND THE ACTUAL COST OF RIVERDALE'S EXCEPTIONAL EDUCATION.
$1,200,000
RIVERDALE SCHOOL DISTRICT 51J
PORTLAND, OR · 2022
TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING AND LOCAL OPTION REVENUES AND THE ACTUAL COST OF RIVERDALE'S EXCEPTIONAL EDUCATION.
$1,628,500
RIVERDALE SCHOOL DISTRICT 51J
PORTLAND, OR · 2021
TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING AND LOCAL OPTION REVENUES AND THE ACTUAL COST OF RIVERDALE'S EXCEPTIONAL EDUCATION.
$1,069,701
RIVERDALE SCHOOL DISTRICT 51J
PORTLAND, OR · 2020
TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING AND LOCAL OPTION REVENUES AND THE ACTUAL COST OF RIVERDALE'S EXCEPTIONAL EDUCATION.
$1,445,000

Showing up to 5 of 6 total records — full history available with membership.

Officers & Directors

BOARD MEMBER Adria Cassidy
BOARD CAMPAIGN CO-CHAIR Allison Williams
BOARD MEMBER Andrew Gibson
BOARD CAMPAIGN CO-CHAIR Aryn Mayor
BOARD CO-TREASURER Christian Stelling
BOARD MEMBER Craig Arrowsmith

Officer compensation and complete director data available with membership.

Top Grant Purposes

TO FILL THE SIGNIFICANT GAP BETWEEN AVAILABLE FUNDING AND LOCAL OPTION REVENUES AND THE ACTUAL COST OF RIVERDALE'S EXCEPTIONAL EDUCATION.
$7,888,201 6 grants

Financial Trends

Year Revenue Expenses Assets
2025 $1.2M $1.2M $1.0M
2024 $1.1M $1.3M $996K
2023 $1.0M $1.7M $1.1M
2022 $1.1M $1.1M $1.8M
2021 $1.2M $1.5M $1.8M

Between 2021 and 2025, reported annual revenue held roughly steady at around $1.2M, with total assets most recently reported at $1.0M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in OR.

OR

Full geographic grant map with state-by-state breakdown available with membership.

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